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Ultramarathon Database

Butte, Montana · Trail

Copper Kings 100 2027

2026·2027

Friday, June 25, 2027 at 4:00 a.m. Mountain

Registration opens December 6, 2026.

Registration ↗2026 results

Distances

Distance
100 mi (161 km)
Vert gain
13,960 ft (4,300 m)
Cutoff
40 hr

WSER 2028 qualifier (sub-40:00)

Every year

  • 2027June 25, 2027 · upcoming
  • 2026June 26, 2026 · completed
    Adam Behrendt 17:49:01 · Kallie Smith 21:39:11

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